From the most radiant agate to pink and purple-hued quartz and from pigmented turquoise to jasper, our stone plugs and tunnels collection is crafted from the most beautiful natural stones. Available in the widest range of gauges, our organic stone plugs and tunnels come in a variety of styles, from classic single flare stone plugs to unique pear shapes and more. Natural colors ranging from cool grey to taupe, maroons and intense blue are all part of our rainbow-like shades, complete with the most reflective finishes and smoothest textures.